Document Type and Number:
Japanese Patent JPS63106503
Kind Code:
U
Application Number:
JP20184886U
Publication Date:
July 09, 1988
Filing Date:
December 26, 1986
Export Citation:
International Classes:
B21B19/04; (IPC1-7): B21B19/04
Domestic Patent References:
JPS62259602A | 1987-11-12 |